"The Grail" part 4 of 4! In this explosive conclusion to the debut arc, Red Robin's search leads him to the deserts of the Middle East with the League of Assassins by his side. How many lines will he cross to prove that Bruce Wayne is alive? One journey ends, but a far deadlier one begins as Red Robin learns the truth – although he may not survive to tell anyone, because back in Gotham City, Red Robin faces off with the one man who could stop his quest: Batman!